Significant Accounting Policies, Policy (l) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2010	Sep. 30, 2010	Jun. 30, 2012	Jun. 30, 2011		Jun. 30, 2010
Net (Loss) Income per Common Share [Abstract]
Net (loss) income	$ (5,388)	$ (520)	$ 3,836	$ (11,736)	$ 41,681	$ (5,687)	$ (10,269)	$ (15,468)	$ (13,808)	$ 10,257	[1]	$ (107,445)
Weighted average shares outstanding (in shares)	93,563	93,583	93,902	94,065	94,169	93,862	93,252	92,689	93,780	93,488		91,247
Dilutive impact from:
Share-based payment awards (in shares)									0	2,313		0
Warrants (in shares)									0	52		0
Dilutive weighted average shares outstanding (in shares)	93,563	93,583	96,267	94,065	96,568	93,862	93,252	92,689	93,780	95,853		91,247
Net (loss) income per common share:
Basic (in dollars per share)	$ (0.06)	$ (0.01)	$ 0.04	$ (0.12)	$ 0.44	$ (0.06)	$ (0.11)	$ (0.17)	$ (0.15)	$ 0.11		$ (1.18)
Dilutive (in dollars per share)	$ (0.06)	$ (0.01)	$ 0.04	$ (0.12)	$ 0.43	$ (0.06)	$ (0.11)	$ (0.17)	$ (0.15)	$ 0.11		$ (1.18)
Anti-dilutive Securities Excluded from Computation of (Loss) Income per Share [Abstract]
Employee equity awards									6,554	1,728		8,642

[1] Our income tax provision provided a net benefit of $54.0 million in fiscal 2011, due to the reversal of a significant portion of our U.S. valuation allowance in the fourth quarter of fiscal 2011. See Note 8 to our Consolidated Financial Statements, "Income Taxes," for further information.